3
130
245
70 70 60 60 85 75
490
630
42 28
444
Dimensions
SATK32 technical specifications
Medium: water
Max. percentage of glycol: 30%
Maximum medium temperature: 90°C
Max. working pressure: - primary circuit: 1,6 MPa (16 bar)
- secondary circuit: 0,3 MPa (3 bar)
- domestic circuit: 1 MPa (10 bar)
Primary circuit nominal flow rate: 1,2 m
3
/h
Nominal pressure loss on primary circuit: Dp 50 kPa (0,5 bar)
Maximum pressure on primary circuit: Dp 600 kPa (6 bar)
Domestic water circuit max. flow rate: 24 l/min (0,4 l/s)
Minimum flow rate to activate domestic water flow meter: 2 l/min ±0,3
Electric supply: 230 V (ac) ±10% 50Hz
Max power consumption: 80 W
Protection class: IP 40
Pump: UPM3 15-70
Actuators: 24 V stepper motor
Probes: NTC 10 kΩ
Safety relief valve setting: 0,3 MPa (3 bar)
Safety thermostat: 55°C ±3
Expansion vessel: - capacity: 7 l
- pre-charge value: 0,1 MPa (1 bar)
Pressure switch: - opening: 40 kPa (0,4 bar)
- closing: 80 kPa (0,8 bar)
Materials
Components: brass UNI EN12165 CW617N
Connecting pipes: steel
Frame: RAL 9010 painted steel
Exchanger: stainless steel brazed with copper
Insulation
Material: EPP
Density: 45 kg/m
3
Working temperature range: 3-90°C
Thermal conductivity: 0,04 W/mK
Description of connections
A B
3/4” 1/2”
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